gonna就是be going to do
wanna就是want to do
gotta相当于have to,should do...
只是口语 非正式用语
比如说
1、我想去购物
I want to go shopping
在口语里面可以说成
I wanna go shopping
2、我将要去游泳
I am going to swim.
在口语里面可以说成
I am gonna swim.
口语用法,相当于goin to We're gonna play volleyball. wanna= want to, I wanna no shopping= I want to go shopping gott==have got to 必须的意思 I gotta to=I have got to go 我必须走了 后面都跟动词原形
gonna是go to,wanna也是,比如说一首歌名nothing's gonna change my life for you
就是GOTO WANTTO的意思,如果我的回答对你有用请给好评谢谢